# Enhancing source identification of hourly PM2.5 data in Seoul based on a dataset segmentation scheme by positive matrix factorization (PMF)

> Research article (Atmospheric Pollution Research, 2019) · cited 75× · AI/ML

**Wikidata**: [openalex:W2910894245](https://www.wikidata.org/wiki/openalex:W2910894245)  
**Source**: https://4ort.xyz/entity/enhancing-source-identification-of-hourly-pm2-5-data-in-seoul-based-on-a-dataset-segmentation-scheme-by-positive-matrix-